Professional materials, 1948-2004 and undated

This series contains materials William W. Kellogg created and/or used during his career. His career in the U.S. Air Force, at Rand Corp., NCAR, and retirement are represented in this series. His time at NCAR and after his retirement comprise the majority of materials. The series is divided into seven sub-series: committee materials, correspondence and memoranda, journals, miscellaneous, presentations and speeches, research files, and writings and publications.